A magnetic ring with a mean diameter of 25 cm and a cross sectional area of 5 cm is wound with a coil of 600 turns. An air gap of 4mm is made by cutting a section of the ring. A current of 10 A is...

A magnetic ring with a mean diameter of 25 cm and a cross sectional area of 5 cm is wound with a coil<br>of 600 turns. An air gap of 4mm is made by cutting a section of the ring. A current of 10 A is passed<br>through the coil. Determine the energy stored in the air gap. Assume relative permittivity of the ring to<br>be 1000.<br>а. 2.08 J<br>b. 1.96 J<br>С.<br>1.57 J<br>d. 1.66 J<br>

Extracted text: A magnetic ring with a mean diameter of 25 cm and a cross sectional area of 5 cm is wound with a coil of 600 turns. An air gap of 4mm is made by cutting a section of the ring. A current of 10 A is passed through the coil. Determine the energy stored in the air gap. Assume relative permittivity of the ring to be 1000. а. 2.08 J b. 1.96 J С. 1.57 J d. 1.66 J

Jun 11, 2022

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A magnetic ring with a mean diameter of 25 cm and a cross sectional area of 5 cm is wound with a coil of 600 turns. An air gap of 4mm is made by cutting a section of the ring. A current of 10 A is...

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